The lateral hypothalamus signals an animal to start eating, whereas the <span>ventromedial </span>hypothalamus signals the animal to stop eating. So the correct option is the first one.
E. Glaciers only scratch rocks that are located near the equator
In an experiment, the respiration rate of a goldfish is measured by placing the goldfish in cold water and then the respiration rate is measured again, the cold water is the independent variable.
<h3>What is an independent variable?</h3>
Independent variable is the variable of an experiment that is manipulated or changed while the dependent variable is the variable that is measured or recorded in an experiment.
According to this question, the respiration rate of a goldfish is measured. The goldfish is placed in cold water and then the respiration rate is measured again.
The cold water is the independent variable because it is the variable that is changed in terms of temperature difference.
Learn more about independent variable at: brainly.com/question/1479694
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Answer:
The average density of deer in 1923 was 1 deer per 8 acres
Explanation:
Given -
In 1923, the population of deer rose to 
The density of any species is equal to total population divided by total area of the land in which this population is residing.
Where d represents the density
P represents the population and
A represents the area of land
Substituting the given values in above equation, we get -
Thus, the average density of deer in 1923 was 1 deer per 8 acres
